chrome/android/java/src/org/chromium/chrome/browser/password_manager/AccountChooserDialog.java - chromium/src - Git at Google

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.

 package org.chromium.chrome.browser.password_manager;

 import android.app.Activity;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.graphics.drawable.Drawable;
 import android.text.SpannableString;
 import android.text.Spanned;
 import android.text.TextUtils;
 import android.text.method.LinkMovementMethod;
 import android.text.style.ClickableSpan;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.MeasureSpec;
 import android.view.ViewGroup;
 import android.widget.ArrayAdapter;
 import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.ListView;
 import android.widget.TextView;

 import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.content.res.AppCompatResources;

 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.base.annotations.NativeMethods;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.signin.ProfileDataCache;
 import org.chromium.components.url_formatter.UrlFormatter;
 import org.chromium.ui.base.WindowAndroid;
 import org.chromium.ui.widget.Toast;

 /**
  *  A dialog offers the user the ability to choose credentials for authentication. User is
  *  presented with username along with avatar and full name in case they are available.
  *  Native counterpart should be notified about credentials user have chosen and also if user
  *  haven't chosen anything.
  */
 public class AccountChooserDialog
         implements DialogInterface.OnClickListener, DialogInterface.OnDismissListener {
     private final Context mContext;
     private final Credential[] mCredentials;

     /**
      * Title of the dialog, contains Smart Lock branding for the Smart Lock users.
      */
     private final String mTitle;
     private final int mTitleLinkStart;
     private final int mTitleLinkEnd;
     private final String mOrigin;
     private final String mSigninButtonText;
     private ArrayAdapter<Credential> mAdapter;
     private boolean mIsDestroyed;
     private boolean mWasDismissedByNative;

     /**
      * Holds the reference to the credentials which were chosen by the user.
      */
     private Credential mCredential;
     private long mNativeAccountChooserDialog;
     private AlertDialog mDialog;
     /**
      * True, if credentials were selected via "Sign In" button instead of clicking on the credential
      * itself.
      */
     private boolean mSigninButtonClicked;

     private AccountChooserDialog(Context context, long nativeAccountChooserDialog,
             Credential[] credentials, String title, int titleLinkStart, int titleLinkEnd,
             String origin, String signinButtonText) {
         mNativeAccountChooserDialog = nativeAccountChooserDialog;
         mContext = context;
         mCredentials = credentials.clone();
         mTitle = title;
         mTitleLinkStart = titleLinkStart;
         mTitleLinkEnd = titleLinkEnd;
         mOrigin = origin;
         mSigninButtonText = signinButtonText;
         mSigninButtonClicked = false;
     }

     /**
      *  Creates and shows the dialog which allows user to choose credentials for login.
      *  @param credentials Credentials to display in the dialog.
      *  @param title Title message for the dialog, which can contain Smart Lock branding.
      *  @param titleLinkStart Start of a link in case title contains Smart Lock branding.
      *  @param titleLinkEnd End of a link in case title contains Smart Lock branding.
      *  @param origin Address of the web page, where dialog was triggered.
      */
     @CalledByNative
     private static AccountChooserDialog createAndShowAccountChooser(WindowAndroid windowAndroid,
             long nativeAccountChooserDialog, Credential[] credentials, String title,
             int titleLinkStart, int titleLinkEnd, String origin, String signinButtonText) {
         Activity activity = windowAndroid.getActivity().get();
         if (activity == null) return null;
         AccountChooserDialog chooser =
                 new AccountChooserDialog(activity, nativeAccountChooserDialog, credentials, title,
                         titleLinkStart, titleLinkEnd, origin, signinButtonText);
         chooser.show();
         return chooser;
     }

     private ArrayAdapter<Credential> generateAccountsArrayAdapter(
             Context context, Credential[] credentials) {
         return new ArrayAdapter<Credential>(context, 0 /* resource */, credentials) {
             @Override
             public View getView(int position, View convertView, ViewGroup parent) {
                 if (convertView == null) {
                     LayoutInflater inflater = LayoutInflater.from(getContext());
                     convertView =
                             inflater.inflate(R.layout.account_chooser_dialog_item, parent, false);
                 }
                 convertView.setTag(position);

                 Credential credential = getItem(position);

                 ImageView avatarView = (ImageView) convertView.findViewById(R.id.profile_image);
                 Drawable avatar = credential.getAvatar();
                 if (avatar == null) {
                     avatar = AppCompatResources.getDrawable(
                             getContext(), R.drawable.logo_avatar_anonymous);
                 }
                 avatarView.setImageDrawable(avatar);

                 TextView mainNameView = (TextView) convertView.findViewById(R.id.main_name);
                 TextView secondaryNameView =
                         (TextView) convertView.findViewById(R.id.secondary_name);
                 if (credential.getFederation().isEmpty()) {
                     // Not federated credentials case
                     if (credential.getDisplayName().isEmpty()) {
                         mainNameView.setText(credential.getUsername());
                         secondaryNameView.setVisibility(View.GONE);
                     } else {
                         mainNameView.setText(credential.getDisplayName());
                         secondaryNameView.setText(credential.getUsername());
                         secondaryNameView.setVisibility(View.VISIBLE);
                     }
                 } else {
                     mainNameView.setText(credential.getUsername());
                     secondaryNameView.setText(credential.getFederation());
                     secondaryNameView.setVisibility(View.VISIBLE);
                 }

                 ImageButton pslInfoButton =
                         (ImageButton) convertView.findViewById(R.id.psl_info_btn);
                 final String originUrl = credential.getOriginUrl();

                 if (!originUrl.isEmpty()) {
                     pslInfoButton.setVisibility(View.VISIBLE);
                     pslInfoButton.setOnClickListener(new View.OnClickListener() {
                         @Override
                         public void onClick(View view) {
                             showTooltip(view, UrlFormatter.formatUrlForSecurityDisplay(originUrl),
                                     R.layout.material_tooltip);
                         }
                     });
                 }

                 return convertView;
             }
         };
     }

     private void show() {
         View titleView =
                 LayoutInflater.from(mContext).inflate(R.layout.account_chooser_dialog_title, null);
         TextView origin = (TextView) titleView.findViewById(R.id.origin);
         origin.setText(mOrigin);
         TextView titleMessageText = (TextView) titleView.findViewById(R.id.title);
         if (mTitleLinkStart != 0 && mTitleLinkEnd != 0) {
             SpannableString spanableTitle = new SpannableString(mTitle);
             spanableTitle.setSpan(new ClickableSpan() {
                 @Override
                 public void onClick(View view) {
                     AccountChooserDialogJni.get().onLinkClicked(
                             mNativeAccountChooserDialog, AccountChooserDialog.this);
                     mDialog.dismiss();
                 }
             }, mTitleLinkStart, mTitleLinkEnd, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
             titleMessageText.setText(spanableTitle, TextView.BufferType.SPANNABLE);
             titleMessageText.setMovementMethod(LinkMovementMethod.getInstance());
         } else {
             titleMessageText.setText(mTitle);
         }
         mAdapter = generateAccountsArrayAdapter(mContext, mCredentials);
         final AlertDialog.Builder builder =
                 new AlertDialog.Builder(mContext, R.style.Theme_Chromium_AlertDialog)
                         .setCustomTitle(titleView)
                         .setNegativeButton(R.string.cancel, this)
                         .setAdapter(mAdapter, new DialogInterface.OnClickListener() {
                             @Override
                             public void onClick(DialogInterface dialog, int item) {
                                 mCredential = mCredentials[item];
                             }
                         });
         if (!TextUtils.isEmpty(mSigninButtonText)) {
             builder.setPositiveButton(mSigninButtonText, this);
         }
         mDialog = builder.create();
         mDialog.setOnDismissListener(this);
         mDialog.show();
     }

     private void showTooltip(View view, String message, int layoutId) {
         Context context = view.getContext();
         Resources resources = context.getResources();
         LayoutInflater inflater = LayoutInflater.from(context);

         TextView text = (TextView) inflater.inflate(layoutId, null);
         text.setText(message);
         text.announceForAccessibility(message);

         // The tooltip should be shown above and to the left (right for RTL) of the info button.
         // In order to do so the tooltip's location on the screen is determined. This location is
         // specified with regard to the top left corner and ignores RTL layouts. For this reason the
         // location of the tooltip is also specified as offsets to the top left corner of the
         // screen. Since the tooltip should be shown above the info button, the height of the
         // tooltip needs to be measured. Furthermore, the height of the statusbar is ignored when
         // obtaining the icon's screen location, but must be considered when specifying a y offset.
         // In addition, the measured width is needed in LTR layout, so that the right end of the
         // tooltip aligns with the right end of the info icon.
         final int[] screenPos = new int[2];
         view.getLocationOnScreen(screenPos);

         text.measure(MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED),
                 MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));

         final int width = view.getWidth();

         final int xOffset = view.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL
                 ? screenPos[0]
                 : screenPos[0] + width - text.getMeasuredWidth();

         final int statusBarHeightResourceId =
                 resources.getIdentifier("status_bar_height", "dimen", "android");

         final int statusBarHeight = statusBarHeightResourceId > 0
                 ? resources.getDimensionPixelSize(statusBarHeightResourceId)
                 : 0;

         final int tooltipMargin = resources.getDimensionPixelSize(R.dimen.psl_info_tooltip_margin);

         final int yOffset =
                 screenPos[1] - tooltipMargin - statusBarHeight - text.getMeasuredHeight();

         // The xOffset is with regard to the left edge of the screen. Gravity.LEFT is deprecated,
         // which is why the following line is necessary.
         final int xGravity = view.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL ? Gravity.END
                                                                                     : Gravity.START;

         Toast toast = new Toast(context);
         toast.setGravity(Gravity.TOP | xGravity, xOffset, yOffset);
         toast.setDuration(Toast.LENGTH_SHORT);
         toast.setView(text);
         toast.show();
     }

     @CalledByNative
     private void imageFetchComplete(int index, Bitmap avatarBitmap) {
         if (mIsDestroyed) return;
         assert index >= 0 && index < mCredentials.length;
         assert mCredentials[index] != null;
         Drawable avatar = ProfileDataCache.makeRoundAvatar(
                 mContext.getResources(), avatarBitmap, avatarBitmap.getHeight());
         mCredentials[index].setAvatar(avatar);
         ListView view = mDialog.getListView();
         if (index >= view.getFirstVisiblePosition() && index <= view.getLastVisiblePosition()) {
             // Profile image is in the visible range.
             View credentialView = view.getChildAt(index - view.getFirstVisiblePosition());
             if (credentialView == null) return;
             ImageView avatarView = (ImageView) credentialView.findViewById(R.id.profile_image);
             avatarView.setImageDrawable(avatar);
         }
     }

     private void destroy() {
         assert mNativeAccountChooserDialog != 0;
         assert !mIsDestroyed;
         mIsDestroyed = true;
         AccountChooserDialogJni.get().destroy(
                 mNativeAccountChooserDialog, AccountChooserDialog.this);
         mNativeAccountChooserDialog = 0;
         mDialog = null;
     }

     @CalledByNative
     private void dismissDialog() {
         assert !mWasDismissedByNative;
         mWasDismissedByNative = true;
         mDialog.dismiss();
     }

     @Override
     public void onClick(DialogInterface dialog, int whichButton) {
         if (whichButton == DialogInterface.BUTTON_POSITIVE) {
             mCredential = mCredentials[0];
             mSigninButtonClicked = true;
         }
     }

     @Override
     public void onDismiss(DialogInterface dialog) {
         if (!mWasDismissedByNative) {
             if (mCredential != null) {
                 AccountChooserDialogJni.get().onCredentialClicked(mNativeAccountChooserDialog,
                         AccountChooserDialog.this, mCredential.getIndex(), mSigninButtonClicked);
             } else {
                 AccountChooserDialogJni.get().cancelDialog(
                         mNativeAccountChooserDialog, AccountChooserDialog.this);
             }
         }
         destroy();
     }

     @NativeMethods
     interface Natives {
         void onCredentialClicked(long nativeAccountChooserDialogAndroid,
                 AccountChooserDialog caller, int credentialId, boolean signinButtonClicked);
         void cancelDialog(long nativeAccountChooserDialogAndroid, AccountChooserDialog caller);
         void destroy(long nativeAccountChooserDialogAndroid, AccountChooserDialog caller);
         void onLinkClicked(long nativeAccountChooserDialogAndroid, AccountChooserDialog caller);
     }
 }
	// Copyright 2015 The Chromium Authors. All rights reserved.
	// Use of this source code is governed by a BSD-style license that can be
	// found in the LICENSE file.

	package org.chromium.chrome.browser.password_manager;

	import android.app.Activity;
	import android.content.Context;
	import android.content.DialogInterface;
	import android.content.res.Resources;
	import android.graphics.Bitmap;
	import android.graphics.drawable.Drawable;
	import android.text.SpannableString;
	import android.text.Spanned;
	import android.text.TextUtils;
	import android.text.method.LinkMovementMethod;
	import android.text.style.ClickableSpan;
	import android.view.Gravity;
	import android.view.LayoutInflater;
	import android.view.View;
	import android.view.View.MeasureSpec;
	import android.view.ViewGroup;
	import android.widget.ArrayAdapter;
	import android.widget.ImageButton;
	import android.widget.ImageView;
	import android.widget.ListView;
	import android.widget.TextView;

	import androidx.appcompat.app.AlertDialog;
	import androidx.appcompat.content.res.AppCompatResources;

	import org.chromium.base.annotations.CalledByNative;
	import org.chromium.base.annotations.NativeMethods;
	import org.chromium.chrome.R;
	import org.chromium.chrome.browser.signin.ProfileDataCache;
	import org.chromium.components.url_formatter.UrlFormatter;
	import org.chromium.ui.base.WindowAndroid;
	import org.chromium.ui.widget.Toast;

	/**
	* A dialog offers the user the ability to choose credentials for authentication. User is
	* presented with username along with avatar and full name in case they are available.
	* Native counterpart should be notified about credentials user have chosen and also if user
	* haven't chosen anything.
	*/
	public class AccountChooserDialog
	implements DialogInterface.OnClickListener, DialogInterface.OnDismissListener {
	private final Context mContext;
	private final Credential[] mCredentials;

	/**
	* Title of the dialog, contains Smart Lock branding for the Smart Lock users.
	*/
	private final String mTitle;
	private final int mTitleLinkStart;
	private final int mTitleLinkEnd;
	private final String mOrigin;
	private final String mSigninButtonText;
	private ArrayAdapter<Credential> mAdapter;
	private boolean mIsDestroyed;
	private boolean mWasDismissedByNative;

	/**
	* Holds the reference to the credentials which were chosen by the user.
	*/
	private Credential mCredential;
	private long mNativeAccountChooserDialog;
	private AlertDialog mDialog;
	/**
	* True, if credentials were selected via "Sign In" button instead of clicking on the credential
	* itself.
	*/
	private boolean mSigninButtonClicked;

	private AccountChooserDialog(Context context, long nativeAccountChooserDialog,
	Credential[] credentials, String title, int titleLinkStart, int titleLinkEnd,
	String origin, String signinButtonText) {
	mNativeAccountChooserDialog = nativeAccountChooserDialog;
	mContext = context;
	mCredentials = credentials.clone();
	mTitle = title;
	mTitleLinkStart = titleLinkStart;
	mTitleLinkEnd = titleLinkEnd;
	mOrigin = origin;
	mSigninButtonText = signinButtonText;
	mSigninButtonClicked = false;
	}

	/**
	* Creates and shows the dialog which allows user to choose credentials for login.
	* @param credentials Credentials to display in the dialog.
	* @param title Title message for the dialog, which can contain Smart Lock branding.
	* @param titleLinkStart Start of a link in case title contains Smart Lock branding.
	* @param titleLinkEnd End of a link in case title contains Smart Lock branding.
	* @param origin Address of the web page, where dialog was triggered.
	*/
	@CalledByNative
	private static AccountChooserDialog createAndShowAccountChooser(WindowAndroid windowAndroid,
	long nativeAccountChooserDialog, Credential[] credentials, String title,
	int titleLinkStart, int titleLinkEnd, String origin, String signinButtonText) {
	Activity activity = windowAndroid.getActivity().get();
	if (activity == null) return null;
	AccountChooserDialog chooser =
	new AccountChooserDialog(activity, nativeAccountChooserDialog, credentials, title,
	titleLinkStart, titleLinkEnd, origin, signinButtonText);
	chooser.show();
	return chooser;
	}

	private ArrayAdapter<Credential> generateAccountsArrayAdapter(
	Context context, Credential[] credentials) {
	return new ArrayAdapter<Credential>(context, 0 /* resource */, credentials) {
	@Override
	public View getView(int position, View convertView, ViewGroup parent) {
	if (convertView == null) {
	LayoutInflater inflater = LayoutInflater.from(getContext());
	convertView =
	inflater.inflate(R.layout.account_chooser_dialog_item, parent, false);
	}
	convertView.setTag(position);

	Credential credential = getItem(position);

	ImageView avatarView = (ImageView) convertView.findViewById(R.id.profile_image);
	Drawable avatar = credential.getAvatar();
	if (avatar == null) {
	avatar = AppCompatResources.getDrawable(
	getContext(), R.drawable.logo_avatar_anonymous);
	}
	avatarView.setImageDrawable(avatar);

	TextView mainNameView = (TextView) convertView.findViewById(R.id.main_name);
	TextView secondaryNameView =
	(TextView) convertView.findViewById(R.id.secondary_name);
	if (credential.getFederation().isEmpty()) {
	// Not federated credentials case
	if (credential.getDisplayName().isEmpty()) {
	mainNameView.setText(credential.getUsername());
	secondaryNameView.setVisibility(View.GONE);
	} else {
	mainNameView.setText(credential.getDisplayName());
	secondaryNameView.setText(credential.getUsername());
	secondaryNameView.setVisibility(View.VISIBLE);
	}
	} else {
	mainNameView.setText(credential.getUsername());
	secondaryNameView.setText(credential.getFederation());
	secondaryNameView.setVisibility(View.VISIBLE);
	}

	ImageButton pslInfoButton =
	(ImageButton) convertView.findViewById(R.id.psl_info_btn);
	final String originUrl = credential.getOriginUrl();

	if (!originUrl.isEmpty()) {
	pslInfoButton.setVisibility(View.VISIBLE);
	pslInfoButton.setOnClickListener(new View.OnClickListener() {
	@Override
	public void onClick(View view) {
	showTooltip(view, UrlFormatter.formatUrlForSecurityDisplay(originUrl),
	R.layout.material_tooltip);
	}
	});
	}

	return convertView;
	}
	};
	}

	private void show() {
	View titleView =
	LayoutInflater.from(mContext).inflate(R.layout.account_chooser_dialog_title, null);
	TextView origin = (TextView) titleView.findViewById(R.id.origin);
	origin.setText(mOrigin);
	TextView titleMessageText = (TextView) titleView.findViewById(R.id.title);
	if (mTitleLinkStart != 0 && mTitleLinkEnd != 0) {
	SpannableString spanableTitle = new SpannableString(mTitle);
	spanableTitle.setSpan(new ClickableSpan() {
	@Override
	public void onClick(View view) {
	AccountChooserDialogJni.get().onLinkClicked(
	mNativeAccountChooserDialog, AccountChooserDialog.this);
	mDialog.dismiss();
	}
	}, mTitleLinkStart, mTitleLinkEnd, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
	titleMessageText.setText(spanableTitle, TextView.BufferType.SPANNABLE);
	titleMessageText.setMovementMethod(LinkMovementMethod.getInstance());
	} else {
	titleMessageText.setText(mTitle);
	}
	mAdapter = generateAccountsArrayAdapter(mContext, mCredentials);
	final AlertDialog.Builder builder =
	new AlertDialog.Builder(mContext, R.style.Theme_Chromium_AlertDialog)
	.setCustomTitle(titleView)
	.setNegativeButton(R.string.cancel, this)
	.setAdapter(mAdapter, new DialogInterface.OnClickListener() {
	@Override
	public void onClick(DialogInterface dialog, int item) {
	mCredential = mCredentials[item];
	}
	});
	if (!TextUtils.isEmpty(mSigninButtonText)) {
	builder.setPositiveButton(mSigninButtonText, this);
	}
	mDialog = builder.create();
	mDialog.setOnDismissListener(this);
	mDialog.show();
	}

	private void showTooltip(View view, String message, int layoutId) {
	Context context = view.getContext();
	Resources resources = context.getResources();
	LayoutInflater inflater = LayoutInflater.from(context);

	TextView text = (TextView) inflater.inflate(layoutId, null);
	text.setText(message);
	text.announceForAccessibility(message);

	// The tooltip should be shown above and to the left (right for RTL) of the info button.
	// In order to do so the tooltip's location on the screen is determined. This location is
	// specified with regard to the top left corner and ignores RTL layouts. For this reason the
	// location of the tooltip is also specified as offsets to the top left corner of the
	// screen. Since the tooltip should be shown above the info button, the height of the
	// tooltip needs to be measured. Furthermore, the height of the statusbar is ignored when
	// obtaining the icon's screen location, but must be considered when specifying a y offset.
	// In addition, the measured width is needed in LTR layout, so that the right end of the
	// tooltip aligns with the right end of the info icon.
	final int[] screenPos = new int[2];
	view.getLocationOnScreen(screenPos);

	text.measure(MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED),
	MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));

	final int width = view.getWidth();

	final int xOffset = view.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL
	? screenPos[0]
	: screenPos[0] + width - text.getMeasuredWidth();

	final int statusBarHeightResourceId =
	resources.getIdentifier("status_bar_height", "dimen", "android");

	final int statusBarHeight = statusBarHeightResourceId > 0
	? resources.getDimensionPixelSize(statusBarHeightResourceId)
	: 0;

	final int tooltipMargin = resources.getDimensionPixelSize(R.dimen.psl_info_tooltip_margin);

	final int yOffset =
	screenPos[1] - tooltipMargin - statusBarHeight - text.getMeasuredHeight();

	// The xOffset is with regard to the left edge of the screen. Gravity.LEFT is deprecated,
	// which is why the following line is necessary.
	final int xGravity = view.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL ? Gravity.END
	: Gravity.START;

	Toast toast = new Toast(context);
	toast.setGravity(Gravity.TOP \| xGravity, xOffset, yOffset);
	toast.setDuration(Toast.LENGTH_SHORT);
	toast.setView(text);
	toast.show();
	}

	@CalledByNative
	private void imageFetchComplete(int index, Bitmap avatarBitmap) {
	if (mIsDestroyed) return;
	assert index >= 0 && index < mCredentials.length;
	assert mCredentials[index] != null;
	Drawable avatar = ProfileDataCache.makeRoundAvatar(
	mContext.getResources(), avatarBitmap, avatarBitmap.getHeight());
	mCredentials[index].setAvatar(avatar);
	ListView view = mDialog.getListView();
	if (index >= view.getFirstVisiblePosition() && index <= view.getLastVisiblePosition()) {
	// Profile image is in the visible range.
	View credentialView = view.getChildAt(index - view.getFirstVisiblePosition());
	if (credentialView == null) return;
	ImageView avatarView = (ImageView) credentialView.findViewById(R.id.profile_image);
	avatarView.setImageDrawable(avatar);
	}
	}

	private void destroy() {
	assert mNativeAccountChooserDialog != 0;
	assert !mIsDestroyed;
	mIsDestroyed = true;
	AccountChooserDialogJni.get().destroy(
	mNativeAccountChooserDialog, AccountChooserDialog.this);
	mNativeAccountChooserDialog = 0;
	mDialog = null;
	}

	@CalledByNative
	private void dismissDialog() {
	assert !mWasDismissedByNative;
	mWasDismissedByNative = true;
	mDialog.dismiss();
	}

	@Override
	public void onClick(DialogInterface dialog, int whichButton) {
	if (whichButton == DialogInterface.BUTTON_POSITIVE) {
	mCredential = mCredentials[0];
	mSigninButtonClicked = true;
	}
	}

	@Override
	public void onDismiss(DialogInterface dialog) {
	if (!mWasDismissedByNative) {
	if (mCredential != null) {
	AccountChooserDialogJni.get().onCredentialClicked(mNativeAccountChooserDialog,
	AccountChooserDialog.this, mCredential.getIndex(), mSigninButtonClicked);
	} else {
	AccountChooserDialogJni.get().cancelDialog(
	mNativeAccountChooserDialog, AccountChooserDialog.this);
	}
	}
	destroy();
	}

	@NativeMethods
	interface Natives {
	void onCredentialClicked(long nativeAccountChooserDialogAndroid,
	AccountChooserDialog caller, int credentialId, boolean signinButtonClicked);
	void cancelDialog(long nativeAccountChooserDialogAndroid, AccountChooserDialog caller);
	void destroy(long nativeAccountChooserDialogAndroid, AccountChooserDialog caller);
	void onLinkClicked(long nativeAccountChooserDialogAndroid, AccountChooserDialog caller);
	}
	}